Only in sqlpp11-0.43: .CMakeLists.txt.un~
diff -ur sqlpp11-0.43.old/CMakeLists.txt sqlpp11-0.43/CMakeLists.txt
--- sqlpp11-0.43.old/CMakeLists.txt	2016-09-13 17:04:51.000000000 -0300
+++ sqlpp11-0.43/CMakeLists.txt	2016-12-13 18:21:29.848155499 -0200
@@ -87,7 +87,7 @@
   COPYONLY
 )
 
-set(ConfigPackageLocation lib/cmake/Sqlpp11)
+set(ConfigPackageLocation "lib${LIB_SUFFIX}/cmake/Sqlpp11")
 install(EXPORT Sqlpp11Targets
   FILE
     Sqlpp11Targets.cmake
